diff --git a/client/package-lock.json b/client/package-lock.json
index 2070223220..84ce4881e7 100644
--- a/client/package-lock.json
+++ b/client/package-lock.json
@@ -19643,9 +19643,9 @@
       }
     },
     "typescript": {
-      "version": "4.3.4",
-      "resolved": "https://registry.npmjs.org/typescript/-/typescript-4.3.4.tgz",
-      "integrity": "sha512-uauPG7XZn9F/mo+7MrsRjyvbxFpzemRjKEZXS4AK83oP2KKOJPvb+9cO/gmnv8arWZvhnjVOXz7B49m1l0e9Ew=="
+      "version": "4.3.5",
+      "resolved": "https://registry.npmjs.org/typescript/-/typescript-4.3.5.tgz",
+      "integrity": "sha512-DqQgihaQ9cUrskJo9kIyW/+g0Vxsk8cDtZ52a3NGh0YNTfpUSArXSohyUGnvbPazEPLu398C0UxmKSOrPumUzA=="
     },
     "typescript-compare": {
       "version": "0.0.2",
diff --git a/client/package.json b/client/package.json
index e2856acccc..d50f9403cd 100644
--- a/client/package.json
+++ b/client/package.json
@@ -122,7 +122,7 @@
     "sass.js": "0.11.1",
     "store": "2.0.12",
     "stream-browserify": "3.0.0",
-    "typescript": "4.3.4",
+    "typescript": "4.3.5",
     "uuid": "8.3.2",
     "validator": "13.6.0"
   },
diff --git a/package-lock.json b/package-lock.json
index ede0ba7687..64dccf8ce6 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -22649,9 +22649,9 @@
       }
     },
     "typescript": {
-      "version": "4.3.4",
-      "resolved": "https://registry.npmjs.org/typescript/-/typescript-4.3.4.tgz",
-      "integrity": "sha512-uauPG7XZn9F/mo+7MrsRjyvbxFpzemRjKEZXS4AK83oP2KKOJPvb+9cO/gmnv8arWZvhnjVOXz7B49m1l0e9Ew==",
+      "version": "4.3.5",
+      "resolved": "https://registry.npmjs.org/typescript/-/typescript-4.3.5.tgz",
+      "integrity": "sha512-DqQgihaQ9cUrskJo9kIyW/+g0Vxsk8cDtZ52a3NGh0YNTfpUSArXSohyUGnvbPazEPLu398C0UxmKSOrPumUzA==",
       "dev": true
     },
     "uc.micro": {
diff --git a/package.json b/package.json
index 12cfd1d146..1f04033882 100644
--- a/package.json
+++ b/package.json
@@ -139,7 +139,7 @@
     "process": "0.11.10",
     "shx": "0.3.3",
     "start-server-and-test": "1.12.5",
-    "typescript": "4.3.4",
+    "typescript": "4.3.5",
     "webpack-bundle-analyzer": "4.4.2"
   }
 }
\ No newline at end of file
diff --git a/tools/challenge-helper-scripts/package-lock.json b/tools/challenge-helper-scripts/package-lock.json
index b31250e36e..d1510ab075 100644
--- a/tools/challenge-helper-scripts/package-lock.json
+++ b/tools/challenge-helper-scripts/package-lock.json
@@ -653,9 +653,9 @@
       "dev": true
     },
     "typescript": {
-      "version": "4.3.4",
-      "resolved": "https://registry.npmjs.org/typescript/-/typescript-4.3.4.tgz",
-      "integrity": "sha512-uauPG7XZn9F/mo+7MrsRjyvbxFpzemRjKEZXS4AK83oP2KKOJPvb+9cO/gmnv8arWZvhnjVOXz7B49m1l0e9Ew==",
+      "version": "4.3.5",
+      "resolved": "https://registry.npmjs.org/typescript/-/typescript-4.3.5.tgz",
+      "integrity": "sha512-DqQgihaQ9cUrskJo9kIyW/+g0Vxsk8cDtZ52a3NGh0YNTfpUSArXSohyUGnvbPazEPLu398C0UxmKSOrPumUzA==",
       "dev": true
     },
     "util-deprecate": {
diff --git a/tools/challenge-helper-scripts/package.json b/tools/challenge-helper-scripts/package.json
index 5fef5544a6..d565448db4 100644
--- a/tools/challenge-helper-scripts/package.json
+++ b/tools/challenge-helper-scripts/package.json
@@ -30,6 +30,6 @@
     "inquirer": "8.1.1",
     "prettier": "2.3.2",
     "ts-node": "10.0.0",
-    "typescript": "4.3.4"
+    "typescript": "4.3.5"
   }
 }